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  8. Non-stop LUN migration to different RAID groups - RAID Migration

Non-stop LUN migration to different RAID groups - RAID Migration

RAID Migration allows data volumes to be moved between different-sized RAID groups while maintaining data integrity and allowing normal business to continue. Server access is not affected and operations continue with users unaware of any changes occurring.

Migrating RAID5 (3+1) based on 300GB disk drives to RAID5 (3+1) based on 450GB disk drives, and defining a new LUN2 in the free space.

RAID migration1

Migrating LUN1 in RAID5 (3+1) to a different sized RAID 1+0

RAID migration2

" LUN Expansion function" that allows for logical volume (LUN) expansion during migration is also provided.

Benefits

  • Provides non-stop logical volume migration to different RAID groups comprised of larger capacity disk drives
  • Enables non-stop migration of RAID groups to match specific needs for higher reliability and performance

Product Requirements

Supported Storage Systems Disk Storage Systems ETERNUS DX60 S3
ETERNUS DX100 S3/DX200 S3
ETERNUS DX500 S3/DX600 S3
ETERNUS DX8700 S3/DX8900 S3
ETERNUS DX60/DX60 S2
ETERNUS DX80/DX80 S2
ETERNUS DX90/DX90 S2
ETERNUS DX400/DX400 S2 series
ETERNUS DX8000 series/DX8700 S2
ETERNUS4000/ETERNUS8000
All Flash Arrays ETERNUS DX200F
Supported Servers Mission Critical IA/UNIX/Industry Standard Server

*Note: Products/features/support content introduced on this page may be modified without notice.